Finding the Fourth Proportional to 150,261.66, 207,361.17 and 93,673.26
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Solution
The fourth proportional to 150,261.66, 207,361.17 and 93,673.26 is: 129,269.15
Step by Step Solution
- Step 1: Write the proportion equation
150,261.66 : 207,361.17 = 93,673.26 : x - Step 2: Convert to fraction form
150,261.66/207,361.17 = 93,673.26/x - Step 3: Cross multiply
150,261.66x = 207,361.17 × 93,673.26 - Step 4: Simplify right side
150,261.66x = 19,424,196,791.31 - Step 5: Solve for x
x = 19,424,196,791.31/150,261.66 - Step 6: Final answer
x = 129,269.15
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.